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<?php echo "null != 'string' -> "; var_dump(null != 'string'); echo "false != 'string' -> "; var_dump(false != 'string'); echo "0 != 'string' -> "; var_dump(0 != 'string'); echo "1 != 'string' -> "; var_dump(1 != 'string');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/oHdNZ
function name:  (null)
number of ops:  17
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ECHO                                                     'null+%21%3D+%27string%27+-%3E+'
    3     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAL                                                 <true>
          3        DO_ICALL                                                 
    6     4        ECHO                                                     'false+%21%3D+%27string%27+-%3E+'
    7     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAL                                                 <true>
          7        DO_ICALL                                                 
   10     8        ECHO                                                     '0+%21%3D+%27string%27+-%3E+'
   11     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAL                                                 <true>
         11        DO_ICALL                                                 
   14    12        ECHO                                                     '1+%21%3D+%27string%27+-%3E+'
   15    13        INIT_FCALL                                               'var_dump'
         14        SEND_VAL                                                 <true>
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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